Dog training collar



FIG. 1 is a perspective view showing a dog training collar.

FIG. 2 is a front elevation view thereof;

FIG. 3 is a rear elevation view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a left side view thereof; and,

FIG. 7 is a right side view thereof.

The broken lines shown in the drawings depict portions of the dog training collar that form no part of the claimed design. 

CLAIM The ornamental design for a dog training collar, as shown and described. 